A randomized 25 question test from a pool of 761 questions, good luck!
The addition of BCC to the message frame increases the efficiency of detecting errors in transmissions. which one of the error check systems employs a calculated total by the receiver in comparison to the total of the received data?
A DCS collects a lot of data during the course of operating. Which of the terms below would best describe the system where data is collected and organized?
In Modbus, data is read, and written in various memory ranges. Which of the answers below best represents the data type that a holding registers would use?
The installation of a SCADA system has several difficulties associated with it. Which of the challenges below would be best defined as one that accommodate with the amount data throughput?
There are two types of Ethernet connector cables. Which type of connector cable is pictured below?
There are several common components of signal converters. Which one is best described as transforming the input signal to the required output signal?
Ethernet has two common messaging types that are controller-to-controller defined in the application layer. Which of those messaging types can be described as only using multicast and peer-to-peer communication?
Subnet masks in IPv4 are used to divide an existing network. A class B network with 2 nodes, one with an IP address of 128.0.0.1 and a mask of 255.255.0.0. Which of the answers below reflects the address the other node must have for the two nodes to communicate?
There are many versions of Modbus, one of those is Modbus ASCII. Which of the answers below correctly orders the components of the Modbus ASCII frame?
A DDE protocol has 3 components to a "handle". Which of the components below would best be described as the name of a unique data source is contained inside of a DDE topic?
With any GUI, there are opportunities to use gathered data visually. Which of the methods below would be best described as one that would allow an operator to anticipate the tendencies of a process by the creation of a short term measurement values plot?
In a motor control function block program, conditional block are used. Which of the answers below is best described as a condition that must remain TRUE for a device can stay activated?
In a typical GUI, values take one of four generic indicators. Which of the indicators below would best be used for an analog value that has no need of significant accuracy?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "G"?
There are various subsystems within any HMI. Which of the tasks below would be the primary responsibility of the alarm subsystem?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below best known for use with USB and bluetooth devices?
Which answer below is best described as the RS-485 standard for voltage range to transmit a "Space"?
There are a collection of standards that defines the access control for wireless Ethernet. Which one of the answers below is the standard for initiating a WLAN?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is used for schools, small localized businesses, and shopping malls?
IPv4 network classes can also be defined by the default subnet masks that they use. If the subnet mask was 255.0.0.0, which of the classes below would be used?
Which answer below best reflects the baud rate of a serial communication channel that transmits 3 bit symbols at a rate of 3648 bps?
In the process conditions model, there are transition points between the stages of operating conditions. Which of the answers below is the signals conditions moving from abnormal to shutdown conditions?
Digital signals are, either specific or transitory, voltage levels represent states of logic. Which of the signal encoding methods below uses voltage transitions to represent logic states?
Over the lifetime of a HMI, there will be changes to it's software form the supplier. Which of the terms below would describe the red number in the picture below?
Which of the answers below is best represented by the number "1" on a typical H1 segment?
